1. Centre for AIE Research College of Material Science and Engineering Shenzhen University Shenzhen 518061 P. R. China
2. Key Laboratory of Optoelectronic Devices and Systems of Ministry of Education and Guangdong Province College of Physics and Optoelectronic Engineering Shenzhen University Shenzhen 518061 P. R. China
3. Key Laboratory of Eco‐Textiles (Ministry of Education) Nonwoven Technology Laboratory Jiangnan University Wuxi 214122 China
4. Department of Chemistry The Hong Kong University of Science and Technology Clear Water Bay Kowloon Hong Kong 999077 China
5. Shenzhen Institute of Aggregate Science and Technology School of Science and Engineering The Chinese University of Hong Kong Shenzhen Guangdong 518172 China